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Cisco IOS Software Configuration Guide for Cisco Aironet Access Points
OL-29225-01
Chapter 22 Troubleshooting
Checking the Top Panel Indicators
Note It is expected that there will be small variations in LED color intensity and hue from unit to unit. This is
within the normal range of the LED manufacturer’s specifications and is not a defect.
Boot loader warnings Off Off Yellow Ethernet link not operational.
Red Off Yellow Ethernet failure.
Amber Off Yellow Configuration recovery in progress
(Mode button pressed for 2 to 3 seconds).
Off Red Pink Image recovery
(Mode button pressed for 20 to 30 seconds)
Blinking
green
Red Blinking
pink and off
Image recovery in progress and Mode button is
released.
Boot loader errors Red Red Red DRAM memory test failure.
Off Red Blinking red
and blue
Flash file system failure.
Off Amber Blinking red
and
blue-green
Environment variable (ENVAR) failure.
Amber Off Blinking red
and yellow
Bad MAC address.
Red Off Blinking red
and off
Ethernet failure during image recovery.
Amber Amber Blinking red
and off
Boot environment error.
Red Amber Blinking red
and off
No Cisco IOS image file.
Amber Amber Blinking red
and off
Boot failure.
Cisco IOS errors Blinking
amber
— — Transmit or receive Ethernet errors.
—Blinking
amber
— Maximum retries or buffer full occurred on the radio.
Red Red Amber Software failure; try disconnecting and reconnecting
unit power.
— — Amber General warning, insufficient inline power (see the
Low Power Condition section).
Message type Ethernet LED Radio LED Status LED Meaning